/Engine/Plugins/VirtualProduction/DMX/DMXEngine/Source/DMXRuntime/Public/Sequencer/MovieSceneDMXLibrarySection.h
Get the list of animated Fixture Patches and their curve channels
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintPure, Category="Sequencer|Section") int32 GetNumPatches() const